QNDX vs. QBUF

Last updated Aug 6, 2026

QNDX (SPDR Portfolio Nasdaq 100 ETF) and QBUF (Innovator Nasdaq-100 10 Buffer ETF - Quarterly) are both Nasdaq-100 funds - QNDX tracks the Nasdaq-100 Index while QBUF tracks the Invesco QQQ Trust. Both are passively managed. Their correlation of 0.92 means they have usually moved in the same direction. QNDX charges 0.10%/yr vs 0.79%/yr for QBUF.

Performance

QNDX vs. QBUF - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SPDR Portfolio Nasdaq 100 ETF (QNDX) and Innovator Nasdaq-100 10 Buffer ETF - Quarterly (QBUF). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

QNDX

• 1D: -0.86%
• 1M: -0.69%
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: —

QBUF

• 1D: -0.15%
• 1M: 0.58%
• 6M: 5.18%
• YTD: 5.01%
• 1Y: 10.17%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 10.61%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
QBUF Innovator Nasdaq-100 10 Buffer ETF - Quarterly	$967.66K	$1.01M	$936.58K
QNDX SPDR Portfolio Nasdaq 100 ETF	$14.09M	$14.07M	$12.53M

QNDX vs. QBUF - Yearly Performance Comparison

	2026 (YTD)
QNDX SPDR Portfolio Nasdaq 100 ETF	0.41%
QBUF Innovator Nasdaq-100 10 Buffer ETF - Quarterly	0.12%

Correlation

The correlation between QNDX and QBUF is 0.92, meaning they have usually moved in the same direction, including during past declines.

	Correlation
Correlation (All Time) Calculated using the full available price history since Jun 24, 2026	0.92

Return for Risk

QNDX vs. QBUF — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

QNDX

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

QBUF

QBUF Risk / Return Rank: 67
QBUF Sharpe Ratio Rank: 60
QBUF Sortino Ratio Rank: 62
QBUF Omega Ratio Rank: 70
QBUF Calmar Ratio Rank: 64
QBUF Martin Ratio Rank: 80

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

QNDX vs. QBUF - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SPDR Portfolio Nasdaq 100 ETF (QNDX) and Innovator Nasdaq-100 10 Buffer ETF - Quarterly (QBUF). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	QNDX	QBUF	Difference
Sharpe ratio: Return per unit of total volatility	—	1.64	—
Sortino ratio: Return per unit of downside risk	—	2.37	—
Omega ratio: Gain probability vs. loss probability	—	1.33	—
Calmar ratio: Return relative to maximum drawdown	—	2.56	—
Martin ratio: Return relative to average drawdown	—	11.91	—

Drawdowns

QNDX vs. QBUF - Drawdown Comparison

The maximum QNDX drawdown since its inception was -10.10%, which is greater than QBUF's maximum drawdown of -8.84%. Use the drawdown chart below to compare losses from any high point for QNDX and QBUF.

Drawdown Indicators

	QNDX	QBUF	Difference
Max Drawdown Largest peak-to-trough decline	-10.10%	-8.84%	-1.26%
Max Drawdown (1Y) Largest decline over 1 year	—	-3.99%	—
Current Drawdown Current decline from peak	-2.57%	-0.15%	-2.42%
Average Drawdown Average peak-to-trough decline	-3.71%	-0.82%	-2.89%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	0.86%	—

Volatility

Volatility by Period

	QNDX	QBUF	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	3.44%	—
Volatility (6M) Calculated over the trailing 6-month period	—	4.77%	—
Volatility (1Y) Calculated over the trailing 1-year period	24.98%	6.24%	+18.74%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	24.98%	8.49%	+16.49%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	24.98%	8.49%	+16.49%

QNDX vs. QBUF - Expense Ratio Comparison

QNDX has a 0.10% expense ratio, which is lower than QBUF's 0.79% expense ratio.

Dividends

QNDX vs. QBUF - Dividend Comparison

Neither QNDX nor QBUF has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both QNDX and QBUF in my portfolio?

With a correlation of 0.92, QNDX and QBUF move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which ETF is better, QNDX or QBUF?

On fees, QNDX is cheaper at 0.10% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, QNDX or QBUF?

QNDX is cheaper with a 0.10% expense ratio, compared with 0.79% for QBUF.

Which ETF pays a higher dividend yield, QNDX or QBUF?

QNDX and QBUF have nearly identical dividend yields, around 0.00%.

What is the main difference between QNDX and QBUF?

QNDX tracks Nasdaq-100 Index, while QBUF tracks Invesco QQQ Trust. They also come from different issuers: State Street and Innovator. Their fees differ too: 0.10% for QNDX and 0.79% for QBUF.